forked from AuroraMiddleware/gtk
Mon Aug 27 14:21:30 2001 Jonathan Blandford <jrb@redhat.com> * gtk/gtkenums.h (GtkSelectionMode): deprecate GTK_SELECTION_EXTENDED. * gtk/gtkclist.c: Remove old GTK_SELECTION_MULTIPLE behavior. Make GTK_SELECTION_EXTENDED be GTK_SELECTION_MULTIPLE. * gtk/gtkctree.c: ditto * gtk/gtklist.c: ditto * gtk/gtktree.c: ditto
1127 lines
28 KiB
C
1127 lines
28 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include "gtkmain.h"
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#include "gtksignal.h"
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#include "gtklist.h"
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#define GTK_ENABLE_BROKEN
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#include "gtktree.h"
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#include "gtktreeitem.h"
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enum {
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SELECTION_CHANGED,
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SELECT_CHILD,
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UNSELECT_CHILD,
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LAST_SIGNAL
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};
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static void gtk_tree_class_init (GtkTreeClass *klass);
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static void gtk_tree_init (GtkTree *tree);
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static void gtk_tree_destroy (GtkObject *object);
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static void gtk_tree_map (GtkWidget *widget);
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static void gtk_tree_parent_set (GtkWidget *widget,
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GtkWidget *previous_parent);
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static void gtk_tree_unmap (GtkWidget *widget);
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static void gtk_tree_realize (GtkWidget *widget);
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static gint gtk_tree_motion_notify (GtkWidget *widget,
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GdkEventMotion *event);
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static gint gtk_tree_button_press (GtkWidget *widget,
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GdkEventButton *event);
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static gint gtk_tree_button_release (GtkWidget *widget,
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GdkEventButton *event);
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static void gtk_tree_size_request (GtkWidget *widget,
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GtkRequisition *requisition);
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static void gtk_tree_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation);
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static void gtk_tree_add (GtkContainer *container,
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GtkWidget *widget);
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static void gtk_tree_forall (GtkContainer *container,
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gboolean include_internals,
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GtkCallback callback,
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gpointer callback_data);
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static void gtk_real_tree_select_child (GtkTree *tree,
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GtkWidget *child);
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static void gtk_real_tree_unselect_child (GtkTree *tree,
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GtkWidget *child);
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static GtkType gtk_tree_child_type (GtkContainer *container);
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static GtkContainerClass *parent_class = NULL;
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static guint tree_signals[LAST_SIGNAL] = { 0 };
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GtkType
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gtk_tree_get_type (void)
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{
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static GtkType tree_type = 0;
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if (!tree_type)
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{
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static const GtkTypeInfo tree_info =
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{
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"GtkTree",
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sizeof (GtkTree),
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sizeof (GtkTreeClass),
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(GtkClassInitFunc) gtk_tree_class_init,
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(GtkObjectInitFunc) gtk_tree_init,
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/* reserved_1 */ NULL,
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/* reserved_2 */ NULL,
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(GtkClassInitFunc) NULL,
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};
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tree_type = gtk_type_unique (gtk_container_get_type (), &tree_info);
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}
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return tree_type;
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}
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static void
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gtk_tree_class_init (GtkTreeClass *class)
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{
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GtkObjectClass *object_class;
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GtkWidgetClass *widget_class;
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GtkContainerClass *container_class;
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object_class = (GtkObjectClass*) class;
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widget_class = (GtkWidgetClass*) class;
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container_class = (GtkContainerClass*) class;
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parent_class = gtk_type_class (gtk_container_get_type ());
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object_class->destroy = gtk_tree_destroy;
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widget_class->map = gtk_tree_map;
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widget_class->unmap = gtk_tree_unmap;
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widget_class->parent_set = gtk_tree_parent_set;
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widget_class->realize = gtk_tree_realize;
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widget_class->motion_notify_event = gtk_tree_motion_notify;
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widget_class->button_press_event = gtk_tree_button_press;
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widget_class->button_release_event = gtk_tree_button_release;
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widget_class->size_request = gtk_tree_size_request;
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widget_class->size_allocate = gtk_tree_size_allocate;
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container_class->add = gtk_tree_add;
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container_class->remove =
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(void (*)(GtkContainer *, GtkWidget *)) gtk_tree_remove_item;
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container_class->forall = gtk_tree_forall;
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container_class->child_type = gtk_tree_child_type;
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class->selection_changed = NULL;
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class->select_child = gtk_real_tree_select_child;
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class->unselect_child = gtk_real_tree_unselect_child;
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tree_signals[SELECTION_CHANGED] =
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gtk_signal_new ("selection_changed",
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GTK_RUN_FIRST,
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GTK_CLASS_TYPE (object_class),
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GTK_SIGNAL_OFFSET (GtkTreeClass, selection_changed),
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gtk_marshal_VOID__VOID,
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GTK_TYPE_NONE, 0);
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tree_signals[SELECT_CHILD] =
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gtk_signal_new ("select_child",
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GTK_RUN_FIRST,
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GTK_CLASS_TYPE (object_class),
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GTK_SIGNAL_OFFSET (GtkTreeClass, select_child),
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gtk_marshal_VOID__OBJECT,
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GTK_TYPE_NONE, 1,
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GTK_TYPE_WIDGET);
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tree_signals[UNSELECT_CHILD] =
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gtk_signal_new ("unselect_child",
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GTK_RUN_FIRST,
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GTK_CLASS_TYPE (object_class),
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GTK_SIGNAL_OFFSET (GtkTreeClass, unselect_child),
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gtk_marshal_VOID__OBJECT,
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GTK_TYPE_NONE, 1,
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GTK_TYPE_WIDGET);
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}
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static GtkType
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gtk_tree_child_type (GtkContainer *container)
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{
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return GTK_TYPE_TREE_ITEM;
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}
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static void
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gtk_tree_init (GtkTree *tree)
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{
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tree->children = NULL;
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tree->root_tree = tree;
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tree->selection = NULL;
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tree->tree_owner = NULL;
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tree->selection_mode = GTK_SELECTION_SINGLE;
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tree->indent_value = 9;
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tree->current_indent = 0;
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tree->level = 0;
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tree->view_mode = GTK_TREE_VIEW_LINE;
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tree->view_line = TRUE;
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}
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GtkWidget*
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gtk_tree_new (void)
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{
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return GTK_WIDGET (gtk_type_new (gtk_tree_get_type ()));
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}
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void
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gtk_tree_append (GtkTree *tree,
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GtkWidget *tree_item)
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{
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g_return_if_fail (GTK_IS_TREE (tree));
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g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
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gtk_tree_insert (tree, tree_item, -1);
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}
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void
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gtk_tree_prepend (GtkTree *tree,
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GtkWidget *tree_item)
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{
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g_return_if_fail (GTK_IS_TREE (tree));
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g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
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gtk_tree_insert (tree, tree_item, 0);
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}
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void
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gtk_tree_insert (GtkTree *tree,
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GtkWidget *tree_item,
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gint position)
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{
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gint nchildren;
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g_return_if_fail (GTK_IS_TREE (tree));
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g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
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nchildren = g_list_length (tree->children);
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if ((position < 0) || (position > nchildren))
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position = nchildren;
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if (position == nchildren)
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tree->children = g_list_append (tree->children, tree_item);
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else
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tree->children = g_list_insert (tree->children, tree_item, position);
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gtk_widget_set_parent (tree_item, GTK_WIDGET (tree));
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}
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static void
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gtk_tree_add (GtkContainer *container,
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GtkWidget *child)
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{
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GtkTree *tree;
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g_return_if_fail (GTK_IS_TREE (container));
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g_return_if_fail (GTK_IS_TREE_ITEM (child));
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tree = GTK_TREE (container);
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tree->children = g_list_append (tree->children, child);
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gtk_widget_set_parent (child, GTK_WIDGET (container));
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if (!tree->selection && (tree->selection_mode == GTK_SELECTION_BROWSE))
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gtk_tree_select_child (tree, child);
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}
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static gint
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gtk_tree_button_press (GtkWidget *widget,
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GdkEventButton *event)
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{
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GtkTree *tree;
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GtkWidget *item;
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g_return_val_if_fail (GTK_IS_TREE (widget), FALSE);
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g_return_val_if_fail (event != NULL, FALSE);
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tree = GTK_TREE (widget);
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item = gtk_get_event_widget ((GdkEvent*) event);
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while (item && !GTK_IS_TREE_ITEM (item))
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item = item->parent;
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if (!item || (item->parent != widget))
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return FALSE;
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switch(event->button)
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{
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case 1:
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gtk_tree_select_child (tree, item);
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break;
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case 2:
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if(GTK_TREE_ITEM(item)->subtree) gtk_tree_item_expand(GTK_TREE_ITEM(item));
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break;
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case 3:
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if(GTK_TREE_ITEM(item)->subtree) gtk_tree_item_collapse(GTK_TREE_ITEM(item));
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break;
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}
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return TRUE;
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}
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static gint
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gtk_tree_button_release (GtkWidget *widget,
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GdkEventButton *event)
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{
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GtkTree *tree;
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GtkWidget *item;
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g_return_val_if_fail (GTK_IS_TREE (widget), FALSE);
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g_return_val_if_fail (event != NULL, FALSE);
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tree = GTK_TREE (widget);
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item = gtk_get_event_widget ((GdkEvent*) event);
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return TRUE;
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}
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gint
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gtk_tree_child_position (GtkTree *tree,
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GtkWidget *child)
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{
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GList *children;
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gint pos;
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g_return_val_if_fail (GTK_IS_TREE (tree), -1);
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g_return_val_if_fail (child != NULL, -1);
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pos = 0;
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children = tree->children;
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while (children)
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{
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if (child == GTK_WIDGET (children->data))
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return pos;
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pos += 1;
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children = children->next;
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}
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return -1;
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}
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void
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gtk_tree_clear_items (GtkTree *tree,
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gint start,
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gint end)
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{
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GtkWidget *widget;
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GList *clear_list;
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GList *tmp_list;
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guint nchildren;
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guint index;
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g_return_if_fail (GTK_IS_TREE (tree));
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nchildren = g_list_length (tree->children);
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if (nchildren > 0)
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{
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if ((end < 0) || (end > nchildren))
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end = nchildren;
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if (start >= end)
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return;
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tmp_list = g_list_nth (tree->children, start);
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clear_list = NULL;
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index = start;
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while (tmp_list && index <= end)
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{
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widget = tmp_list->data;
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tmp_list = tmp_list->next;
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index++;
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clear_list = g_list_prepend (clear_list, widget);
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}
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gtk_tree_remove_items (tree, clear_list);
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}
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}
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static void
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gtk_tree_destroy (GtkObject *object)
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{
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GtkTree *tree;
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GtkWidget *child;
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GList *children;
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g_return_if_fail (GTK_IS_TREE (object));
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tree = GTK_TREE (object);
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children = tree->children;
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while (children)
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{
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child = children->data;
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children = children->next;
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gtk_widget_ref (child);
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gtk_widget_unparent (child);
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gtk_widget_destroy (child);
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gtk_widget_unref (child);
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}
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g_list_free (tree->children);
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tree->children = NULL;
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if (tree->root_tree == tree)
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{
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GList *node;
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for (node = tree->selection; node; node = node->next)
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gtk_widget_unref ((GtkWidget *)node->data);
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g_list_free (tree->selection);
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tree->selection = NULL;
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}
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if (GTK_OBJECT_CLASS (parent_class)->destroy)
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(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
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}
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static void
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gtk_tree_forall (GtkContainer *container,
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gboolean include_internals,
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GtkCallback callback,
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gpointer callback_data)
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{
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GtkTree *tree;
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GtkWidget *child;
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GList *children;
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g_return_if_fail (GTK_IS_TREE (container));
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g_return_if_fail (callback != NULL);
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tree = GTK_TREE (container);
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children = tree->children;
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while (children)
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{
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child = children->data;
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children = children->next;
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(* callback) (child, callback_data);
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}
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}
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static void
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gtk_tree_unselect_all (GtkTree *tree)
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{
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GList *tmp_list, *selection;
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GtkWidget *tmp_item;
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selection = tree->selection;
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tree->selection = NULL;
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tmp_list = selection;
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while (tmp_list)
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{
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tmp_item = selection->data;
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if (tmp_item->parent &&
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GTK_IS_TREE (tmp_item->parent) &&
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GTK_TREE (tmp_item->parent)->root_tree == tree)
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gtk_tree_item_deselect (GTK_TREE_ITEM (tmp_item));
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gtk_widget_unref (tmp_item);
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tmp_list = tmp_list->next;
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}
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g_list_free (selection);
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}
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static void
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gtk_tree_parent_set (GtkWidget *widget,
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GtkWidget *previous_parent)
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{
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GtkTree *tree = GTK_TREE (widget);
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GtkWidget *child;
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GList *children;
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if (widget->parent && GTK_IS_TREE (widget->parent))
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{
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gtk_tree_unselect_all (tree);
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/* set root tree for this tree */
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tree->root_tree = GTK_TREE(widget->parent)->root_tree;
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tree->level = GTK_TREE(GTK_WIDGET(tree)->parent)->level+1;
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tree->indent_value = GTK_TREE(GTK_WIDGET(tree)->parent)->indent_value;
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tree->current_indent = GTK_TREE(GTK_WIDGET(tree)->parent)->current_indent +
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tree->indent_value;
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tree->view_mode = GTK_TREE(GTK_WIDGET(tree)->parent)->view_mode;
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tree->view_line = GTK_TREE(GTK_WIDGET(tree)->parent)->view_line;
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}
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else
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{
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tree->root_tree = tree;
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tree->level = 0;
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tree->current_indent = 0;
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}
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children = tree->children;
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while (children)
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{
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child = children->data;
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children = children->next;
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if (GTK_TREE_ITEM (child)->subtree)
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gtk_tree_parent_set (GTK_TREE_ITEM (child)->subtree, child);
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}
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}
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static void
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gtk_tree_map (GtkWidget *widget)
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{
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GtkTree *tree = GTK_TREE (widget);
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GtkWidget *child;
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GList *children;
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GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
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children = tree->children;
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while (children)
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{
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child = children->data;
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children = children->next;
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if (GTK_WIDGET_VISIBLE (child) &&
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!GTK_WIDGET_MAPPED (child))
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gtk_widget_map (child);
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if (GTK_TREE_ITEM (child)->subtree)
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{
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child = GTK_WIDGET (GTK_TREE_ITEM (child)->subtree);
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if (GTK_WIDGET_VISIBLE (child) && !GTK_WIDGET_MAPPED (child))
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gtk_widget_map (child);
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}
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}
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|
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gdk_window_show (widget->window);
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}
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|
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static gint
|
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gtk_tree_motion_notify (GtkWidget *widget,
|
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GdkEventMotion *event)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_TREE (widget), FALSE);
|
|
g_return_val_if_fail (event != NULL, FALSE);
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message("gtk_tree_motion_notify\n");
|
|
#endif /* TREE_DEBUG */
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_tree_realize (GtkWidget *widget)
|
|
{
|
|
GdkWindowAttr attributes;
|
|
gint attributes_mask;
|
|
|
|
|
|
g_return_if_fail (GTK_IS_TREE (widget));
|
|
|
|
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
|
|
|
|
attributes.window_type = GDK_WINDOW_CHILD;
|
|
attributes.x = widget->allocation.x;
|
|
attributes.y = widget->allocation.y;
|
|
attributes.width = widget->allocation.width;
|
|
attributes.height = widget->allocation.height;
|
|
attributes.wclass = GDK_INPUT_OUTPUT;
|
|
attributes.visual = gtk_widget_get_visual (widget);
|
|
attributes.colormap = gtk_widget_get_colormap (widget);
|
|
attributes.event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
|
|
|
|
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
|
|
|
|
widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
|
|
gdk_window_set_user_data (widget->window, widget);
|
|
|
|
widget->style = gtk_style_attach (widget->style, widget->window);
|
|
gdk_window_set_background (widget->window,
|
|
&widget->style->base[GTK_STATE_NORMAL]);
|
|
}
|
|
|
|
void
|
|
gtk_tree_remove_item (GtkTree *container,
|
|
GtkWidget *widget)
|
|
{
|
|
GList *item_list;
|
|
|
|
g_return_if_fail (GTK_IS_TREE (container));
|
|
g_return_if_fail (widget != NULL);
|
|
g_return_if_fail (container == GTK_TREE (widget->parent));
|
|
|
|
item_list = g_list_append (NULL, widget);
|
|
|
|
gtk_tree_remove_items (GTK_TREE (container), item_list);
|
|
|
|
g_list_free (item_list);
|
|
}
|
|
|
|
/* used by gtk_tree_remove_items to make the function independant of
|
|
order in list of items to remove.
|
|
Sort item bu depth in tree */
|
|
static gint
|
|
gtk_tree_sort_item_by_depth(GtkWidget* a, GtkWidget* b)
|
|
{
|
|
if((GTK_TREE(a->parent)->level) < (GTK_TREE(b->parent)->level))
|
|
return 1;
|
|
if((GTK_TREE(a->parent)->level) > (GTK_TREE(b->parent)->level))
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
gtk_tree_remove_items (GtkTree *tree,
|
|
GList *items)
|
|
{
|
|
GtkWidget *widget;
|
|
GList *selected_widgets;
|
|
GList *tmp_list;
|
|
GList *sorted_list;
|
|
GtkTree *real_tree;
|
|
GtkTree *root_tree;
|
|
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message("+ gtk_tree_remove_items [ tree %#x items list %#x ]\n", (int)tree, (int)items);
|
|
#endif /* TREE_DEBUG */
|
|
|
|
/* We may not yet be mapped, so we actively have to find our
|
|
* root tree
|
|
*/
|
|
if (tree->root_tree)
|
|
root_tree = tree->root_tree;
|
|
else
|
|
{
|
|
GtkWidget *tmp = GTK_WIDGET (tree);
|
|
while (tmp->parent && GTK_IS_TREE (tmp->parent))
|
|
tmp = tmp->parent;
|
|
|
|
root_tree = GTK_TREE (tmp);
|
|
}
|
|
|
|
tmp_list = items;
|
|
selected_widgets = NULL;
|
|
sorted_list = NULL;
|
|
widget = NULL;
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message("* sort list by depth\n");
|
|
#endif /* TREE_DEBUG */
|
|
|
|
while (tmp_list)
|
|
{
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message ("* item [%#x] depth [%d]\n",
|
|
(int)tmp_list->data,
|
|
(int)GTK_TREE(GTK_WIDGET(tmp_list->data)->parent)->level);
|
|
#endif /* TREE_DEBUG */
|
|
|
|
sorted_list = g_list_insert_sorted(sorted_list,
|
|
tmp_list->data,
|
|
(GCompareFunc)gtk_tree_sort_item_by_depth);
|
|
tmp_list = g_list_next(tmp_list);
|
|
}
|
|
|
|
#ifdef TREE_DEBUG
|
|
/* print sorted list */
|
|
g_message("* sorted list result\n");
|
|
tmp_list = sorted_list;
|
|
while(tmp_list)
|
|
{
|
|
g_message("* item [%#x] depth [%d]\n",
|
|
(int)tmp_list->data,
|
|
(int)GTK_TREE(GTK_WIDGET(tmp_list->data)->parent)->level);
|
|
tmp_list = g_list_next(tmp_list);
|
|
}
|
|
#endif /* TREE_DEBUG */
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message("* scan sorted list\n");
|
|
#endif /* TREE_DEBUG */
|
|
|
|
tmp_list = sorted_list;
|
|
while (tmp_list)
|
|
{
|
|
widget = tmp_list->data;
|
|
tmp_list = tmp_list->next;
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message("* item [%#x] subtree [%#x]\n",
|
|
(int)widget, (int)GTK_TREE_ITEM_SUBTREE(widget));
|
|
#endif /* TREE_DEBUG */
|
|
|
|
/* get real owner of this widget */
|
|
real_tree = GTK_TREE(widget->parent);
|
|
#ifdef TREE_DEBUG
|
|
g_message("* subtree having this widget [%#x]\n", (int)real_tree);
|
|
#endif /* TREE_DEBUG */
|
|
|
|
|
|
if (widget->state == GTK_STATE_SELECTED)
|
|
{
|
|
selected_widgets = g_list_prepend (selected_widgets, widget);
|
|
#ifdef TREE_DEBUG
|
|
g_message("* selected widget - adding it in selected list [%#x]\n",
|
|
(int)selected_widgets);
|
|
#endif /* TREE_DEBUG */
|
|
}
|
|
|
|
/* remove this item from its real parent */
|
|
#ifdef TREE_DEBUG
|
|
g_message("* remove widget from its owner tree\n");
|
|
#endif /* TREE_DEBUG */
|
|
real_tree->children = g_list_remove (real_tree->children, widget);
|
|
|
|
/* remove subtree associate at this item if it exist */
|
|
if(GTK_TREE_ITEM(widget)->subtree)
|
|
{
|
|
#ifdef TREE_DEBUG
|
|
g_message("* remove subtree associate at this item [%#x]\n",
|
|
(int) GTK_TREE_ITEM(widget)->subtree);
|
|
#endif /* TREE_DEBUG */
|
|
if (GTK_WIDGET_MAPPED (GTK_TREE_ITEM(widget)->subtree))
|
|
gtk_widget_unmap (GTK_TREE_ITEM(widget)->subtree);
|
|
|
|
gtk_widget_unparent (GTK_TREE_ITEM(widget)->subtree);
|
|
GTK_TREE_ITEM(widget)->subtree = NULL;
|
|
}
|
|
|
|
/* really remove widget for this item */
|
|
#ifdef TREE_DEBUG
|
|
g_message("* unmap and unparent widget [%#x]\n", (int)widget);
|
|
#endif /* TREE_DEBUG */
|
|
if (GTK_WIDGET_MAPPED (widget))
|
|
gtk_widget_unmap (widget);
|
|
|
|
gtk_widget_unparent (widget);
|
|
|
|
/* delete subtree if there is no children in it */
|
|
if(real_tree->children == NULL &&
|
|
real_tree != root_tree)
|
|
{
|
|
#ifdef TREE_DEBUG
|
|
g_message("* owner tree don't have children ... destroy it\n");
|
|
#endif /* TREE_DEBUG */
|
|
gtk_tree_item_remove_subtree(GTK_TREE_ITEM(real_tree->tree_owner));
|
|
}
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message("* next item in list\n");
|
|
#endif /* TREE_DEBUG */
|
|
}
|
|
|
|
if (selected_widgets)
|
|
{
|
|
#ifdef TREE_DEBUG
|
|
g_message("* scan selected item list\n");
|
|
#endif /* TREE_DEBUG */
|
|
tmp_list = selected_widgets;
|
|
while (tmp_list)
|
|
{
|
|
widget = tmp_list->data;
|
|
tmp_list = tmp_list->next;
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message("* widget [%#x] subtree [%#x]\n",
|
|
(int)widget, (int)GTK_TREE_ITEM_SUBTREE(widget));
|
|
#endif /* TREE_DEBUG */
|
|
|
|
/* remove widget of selection */
|
|
root_tree->selection = g_list_remove (root_tree->selection, widget);
|
|
|
|
/* unref it to authorize is destruction */
|
|
gtk_widget_unref (widget);
|
|
}
|
|
|
|
/* emit only one selection_changed signal */
|
|
gtk_signal_emit (GTK_OBJECT (root_tree),
|
|
tree_signals[SELECTION_CHANGED]);
|
|
}
|
|
|
|
#ifdef TREE_DEBUG
|
|
g_message("* free selected_widgets list\n");
|
|
#endif /* TREE_DEBUG */
|
|
g_list_free (selected_widgets);
|
|
g_list_free (sorted_list);
|
|
|
|
if (root_tree->children && !root_tree->selection &&
|
|
(root_tree->selection_mode == GTK_SELECTION_BROWSE))
|
|
{
|
|
#ifdef TREE_DEBUG
|
|
g_message("* BROWSE mode, select another item\n");
|
|
#endif /* TREE_DEBUG */
|
|
widget = root_tree->children->data;
|
|
gtk_tree_select_child (root_tree, widget);
|
|
}
|
|
|
|
if (GTK_WIDGET_VISIBLE (root_tree))
|
|
{
|
|
#ifdef TREE_DEBUG
|
|
g_message("* query queue resizing for root_tree\n");
|
|
#endif /* TREE_DEBUG */
|
|
gtk_widget_queue_resize (GTK_WIDGET (root_tree));
|
|
}
|
|
}
|
|
|
|
void
|
|
gtk_tree_select_child (GtkTree *tree,
|
|
GtkWidget *tree_item)
|
|
{
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
|
|
|
|
gtk_signal_emit (GTK_OBJECT (tree), tree_signals[SELECT_CHILD], tree_item);
|
|
}
|
|
|
|
void
|
|
gtk_tree_select_item (GtkTree *tree,
|
|
gint item)
|
|
{
|
|
GList *tmp_list;
|
|
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
|
|
tmp_list = g_list_nth (tree->children, item);
|
|
if (tmp_list)
|
|
gtk_tree_select_child (tree, GTK_WIDGET (tmp_list->data));
|
|
|
|
}
|
|
|
|
static void
|
|
gtk_tree_size_allocate (GtkWidget *widget,
|
|
GtkAllocation *allocation)
|
|
{
|
|
GtkTree *tree;
|
|
GtkWidget *child, *subtree;
|
|
GtkAllocation child_allocation;
|
|
GList *children;
|
|
|
|
|
|
g_return_if_fail (GTK_IS_TREE (widget));
|
|
g_return_if_fail (allocation != NULL);
|
|
|
|
tree = GTK_TREE (widget);
|
|
|
|
widget->allocation = *allocation;
|
|
if (GTK_WIDGET_REALIZED (widget))
|
|
gdk_window_move_resize (widget->window,
|
|
allocation->x, allocation->y,
|
|
allocation->width, allocation->height);
|
|
|
|
if (tree->children)
|
|
{
|
|
child_allocation.x = GTK_CONTAINER (tree)->border_width;
|
|
child_allocation.y = GTK_CONTAINER (tree)->border_width;
|
|
child_allocation.width = MAX (1, (gint)allocation->width - child_allocation.x * 2);
|
|
|
|
children = tree->children;
|
|
|
|
while (children)
|
|
{
|
|
child = children->data;
|
|
children = children->next;
|
|
|
|
if (GTK_WIDGET_VISIBLE (child))
|
|
{
|
|
GtkRequisition child_requisition;
|
|
gtk_widget_get_child_requisition (child, &child_requisition);
|
|
|
|
child_allocation.height = child_requisition.height;
|
|
|
|
gtk_widget_size_allocate (child, &child_allocation);
|
|
|
|
child_allocation.y += child_allocation.height;
|
|
|
|
if((subtree = GTK_TREE_ITEM(child)->subtree))
|
|
if(GTK_WIDGET_VISIBLE (subtree))
|
|
{
|
|
child_allocation.height = subtree->requisition.height;
|
|
gtk_widget_size_allocate (subtree, &child_allocation);
|
|
child_allocation.y += child_allocation.height;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
static void
|
|
gtk_tree_size_request (GtkWidget *widget,
|
|
GtkRequisition *requisition)
|
|
{
|
|
GtkTree *tree;
|
|
GtkWidget *child, *subtree;
|
|
GList *children;
|
|
GtkRequisition child_requisition;
|
|
|
|
|
|
g_return_if_fail (GTK_IS_TREE (widget));
|
|
g_return_if_fail (requisition != NULL);
|
|
|
|
tree = GTK_TREE (widget);
|
|
requisition->width = 0;
|
|
requisition->height = 0;
|
|
|
|
children = tree->children;
|
|
while (children)
|
|
{
|
|
child = children->data;
|
|
children = children->next;
|
|
|
|
if (GTK_WIDGET_VISIBLE (child))
|
|
{
|
|
gtk_widget_size_request (child, &child_requisition);
|
|
|
|
requisition->width = MAX (requisition->width, child_requisition.width);
|
|
requisition->height += child_requisition.height;
|
|
|
|
if((subtree = GTK_TREE_ITEM(child)->subtree) &&
|
|
GTK_WIDGET_VISIBLE (subtree))
|
|
{
|
|
gtk_widget_size_request (subtree, &child_requisition);
|
|
|
|
requisition->width = MAX (requisition->width,
|
|
child_requisition.width);
|
|
|
|
requisition->height += child_requisition.height;
|
|
}
|
|
}
|
|
}
|
|
|
|
requisition->width += GTK_CONTAINER (tree)->border_width * 2;
|
|
requisition->height += GTK_CONTAINER (tree)->border_width * 2;
|
|
|
|
requisition->width = MAX (requisition->width, 1);
|
|
requisition->height = MAX (requisition->height, 1);
|
|
|
|
}
|
|
|
|
static void
|
|
gtk_tree_unmap (GtkWidget *widget)
|
|
{
|
|
|
|
g_return_if_fail (GTK_IS_TREE (widget));
|
|
|
|
GTK_WIDGET_UNSET_FLAGS (widget, GTK_MAPPED);
|
|
gdk_window_hide (widget->window);
|
|
|
|
}
|
|
|
|
void
|
|
gtk_tree_unselect_child (GtkTree *tree,
|
|
GtkWidget *tree_item)
|
|
{
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
|
|
|
|
gtk_signal_emit (GTK_OBJECT (tree), tree_signals[UNSELECT_CHILD], tree_item);
|
|
}
|
|
|
|
void
|
|
gtk_tree_unselect_item (GtkTree *tree,
|
|
gint item)
|
|
{
|
|
GList *tmp_list;
|
|
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
|
|
tmp_list = g_list_nth (tree->children, item);
|
|
if (tmp_list)
|
|
gtk_tree_unselect_child (tree, GTK_WIDGET (tmp_list->data));
|
|
|
|
}
|
|
|
|
static void
|
|
gtk_real_tree_select_child (GtkTree *tree,
|
|
GtkWidget *child)
|
|
{
|
|
GList *selection, *root_selection;
|
|
GList *tmp_list;
|
|
GtkWidget *tmp_item;
|
|
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
g_return_if_fail (GTK_IS_TREE_ITEM (child));
|
|
|
|
root_selection = tree->root_tree->selection;
|
|
|
|
switch (tree->root_tree->selection_mode)
|
|
{
|
|
case GTK_SELECTION_SINGLE:
|
|
|
|
selection = root_selection;
|
|
|
|
/* remove old selection list */
|
|
while (selection)
|
|
{
|
|
tmp_item = selection->data;
|
|
|
|
if (tmp_item != child)
|
|
{
|
|
gtk_tree_item_deselect (GTK_TREE_ITEM (tmp_item));
|
|
|
|
tmp_list = selection;
|
|
selection = selection->next;
|
|
|
|
root_selection = g_list_remove_link (root_selection, tmp_list);
|
|
gtk_widget_unref (tmp_item);
|
|
|
|
g_list_free (tmp_list);
|
|
}
|
|
else
|
|
selection = selection->next;
|
|
}
|
|
|
|
if (child->state == GTK_STATE_NORMAL)
|
|
{
|
|
gtk_tree_item_select (GTK_TREE_ITEM (child));
|
|
root_selection = g_list_prepend (root_selection, child);
|
|
gtk_widget_ref (child);
|
|
}
|
|
else if (child->state == GTK_STATE_SELECTED)
|
|
{
|
|
gtk_tree_item_deselect (GTK_TREE_ITEM (child));
|
|
root_selection = g_list_remove (root_selection, child);
|
|
gtk_widget_unref (child);
|
|
}
|
|
|
|
tree->root_tree->selection = root_selection;
|
|
|
|
gtk_signal_emit (GTK_OBJECT (tree->root_tree),
|
|
tree_signals[SELECTION_CHANGED]);
|
|
break;
|
|
|
|
|
|
case GTK_SELECTION_BROWSE:
|
|
selection = root_selection;
|
|
|
|
while (selection)
|
|
{
|
|
tmp_item = selection->data;
|
|
|
|
if (tmp_item != child)
|
|
{
|
|
gtk_tree_item_deselect (GTK_TREE_ITEM (tmp_item));
|
|
|
|
tmp_list = selection;
|
|
selection = selection->next;
|
|
|
|
root_selection = g_list_remove_link (root_selection, tmp_list);
|
|
gtk_widget_unref (tmp_item);
|
|
|
|
g_list_free (tmp_list);
|
|
}
|
|
else
|
|
selection = selection->next;
|
|
}
|
|
|
|
tree->root_tree->selection = root_selection;
|
|
|
|
if (child->state == GTK_STATE_NORMAL)
|
|
{
|
|
gtk_tree_item_select (GTK_TREE_ITEM (child));
|
|
root_selection = g_list_prepend (root_selection, child);
|
|
gtk_widget_ref (child);
|
|
tree->root_tree->selection = root_selection;
|
|
gtk_signal_emit (GTK_OBJECT (tree->root_tree),
|
|
tree_signals[SELECTION_CHANGED]);
|
|
}
|
|
break;
|
|
|
|
case GTK_SELECTION_MULTIPLE:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_real_tree_unselect_child (GtkTree *tree,
|
|
GtkWidget *child)
|
|
{
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
g_return_if_fail (GTK_IS_TREE_ITEM (child));
|
|
|
|
switch (tree->selection_mode)
|
|
{
|
|
case GTK_SELECTION_SINGLE:
|
|
case GTK_SELECTION_BROWSE:
|
|
if (child->state == GTK_STATE_SELECTED)
|
|
{
|
|
GtkTree* root_tree = GTK_TREE_ROOT_TREE(tree);
|
|
gtk_tree_item_deselect (GTK_TREE_ITEM (child));
|
|
root_tree->selection = g_list_remove (root_tree->selection, child);
|
|
gtk_widget_unref (child);
|
|
gtk_signal_emit (GTK_OBJECT (tree->root_tree),
|
|
tree_signals[SELECTION_CHANGED]);
|
|
}
|
|
break;
|
|
|
|
case GTK_SELECTION_MULTIPLE:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
gtk_tree_set_selection_mode (GtkTree *tree,
|
|
GtkSelectionMode mode)
|
|
{
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
|
|
tree->selection_mode = mode;
|
|
}
|
|
|
|
void
|
|
gtk_tree_set_view_mode (GtkTree *tree,
|
|
GtkTreeViewMode mode)
|
|
{
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
|
|
tree->view_mode = mode;
|
|
}
|
|
|
|
void
|
|
gtk_tree_set_view_lines (GtkTree *tree,
|
|
gboolean flag)
|
|
{
|
|
g_return_if_fail (GTK_IS_TREE (tree));
|
|
|
|
tree->view_line = flag;
|
|
}
|